The white noise machine is a device that best for increasing sleep quality, it uses for noise blocking that help new parents to help their babies relax and fast sleep. This device also useful for Tinnitus sufferers for use as tinnitus therapy. It comes with three auto off timer (30, 60, 90 minutes) with an option of continuous play.
White noise machine allowed you to choose from lower bass selections to higher pitch selections and it has ten different white noise sound options with rotary volume control. This device comes with a three-inch speaker, headphone pillow speaker jack, and a micro USB adaptor that can be powered through your laptop, PC, or an AC outlet.
If you need one, you can buy it from Sharper Image for $59.99 each unit.